Andrea Back Mueller-Friedberg-Str. 8 9000 St. Gallen Switzerland +41 71 224 25 45 +41 71 224 27 16 andrea.back@unisg.ch back.andrea http://www.iwi.unisg.ch http://www.business20experts.iwi.unisg.ch http://twitter.com/aback http://www.xing.com/profile/Andrea_Back http://ch.linkedin.com/pub/andrea-back/0/269/8a8 http://www.alexandria.unisg.ch/export/IMG/Andrea_Back.img